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Finding the Fourth Proportional to 163,833.52, 245,809.52 and 57,233.28

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Solution

The fourth proportional to 163,833.52, 245,809.52 and 57,233.28 is: 85,870.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,833.52 : 245,809.52 = 57,233.28 : x
  2. Step 2: Convert to fraction form
    163,833.52/245,809.52 = 57,233.28/x
  3. Step 3: Cross multiply
    163,833.52x = 245,809.52 × 57,233.28
  4. Step 4: Simplify right side
    163,833.52x = 14,068,485,084.83
  5. Step 5: Solve for x
    x = 14,068,485,084.83/163,833.52
  6. Step 6: Final answer
    x = 85,870.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.